<tabset>
  <tab heading="Alerts"
       i18n-heading
       [active]="url === '/alerts'"
       (selectTab)="navigateTo('/alerts')">
  </tab>
  <tab heading="Silences"
       i18n-heading
       [active]="url === '/silence'"
       (selectTab)="navigateTo('/silence')">
  </tab>
</tabset>

